Display unit for counter sales



FIG. 1 is a front perspective view of a display unit for counter display showing my new design;

FIG. 2 is a front elevational view of a display unit for counter display showing my design;

FIG. 3 is a rear elevational view of such display unit;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view of a display unit showing my new design; and

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a display unit for counter sales, as shown and described. 